At least how much fluid should a tactical athlete consume for every pound of weight lost during a mission?

The recommended amount of fluid that a tactical athlete should consume for every pound of weight lost during a mission is between 15-23 ounces (450-675 ml). This range is based on the understanding that proper hydration is critical for maintaining performance, recovery, and overall health, especially in high-stress and physically demanding environments typical of tactical operations.

When an athlete loses weight due to sweating and dehydration, replacing that lost fluid is vital to ensure that physiological processes, such as thermoregulation, cardiovascular function, and muscular performance, are not compromised. Consuming this amount helps to mitigate the risk of dehydration, heat-related illnesses, and decreased performance in subsequent tasks.

In contrast, other options either suggest significantly less fluid replacement, which may not sufficiently address the hydration deficit incurred during demanding physical activities, or exceed practical rehydration needs for a pound of weight loss, which could potentially lead to overhydration if not monitored carefully. Therefore, the range provided is optimal for aiding recovery and maintaining performance levels in tactical athletes.